My adopted cat won't eat, isn't pooping, and has really bad breath.

It sounds like poor Samba isn't feeling well, and he has to see a vet immediately. When a cat doesn't eat going on 72 hours, they develop a fatty liver which is fatal without treatment. This absolutely needs to be avoided, which is why he has to see a vet right away. Anorexia is a very general sign of illness, and it could be caused by many things such as dental problems, GI obstruction, systemic illness, kidney disease, heart disease, liver disease, infection, injury, or cancer for example. The vet can diagnose what is causing the anorexia and can treat him for it. Please take him into a vet now. I hope this helps, good luck!

It’s a medical emergency when a cat won’t eat, and if they go longer than 72 hours without eating, they will develop a fatty liver. A fatty liver is fatal without treatment. Koko cannot wait until Monday to be seen, i strongly urge you to take him into an ER vet now.

Poor Minu. It's actually quite serious when a cat won't eat, and if they go long enough without eating, they will develop a fatty liver. A fatty liver is fatal without treatment, so it's important to avoid this. Please take him into a vet first thing in the morning. Best of luck.

This is a medical emergency, and Daisy has to see a vet now. It's very serious when a cat won't eat, and if they don't eat going on 72 hours, they will develop a fatty liver which is fatal without treatment. She's probably not pooping because she isn't eating. She has to see a vet immediately, please take her into one right away. Best of luck.

This is a medical emergency if Cheese hasn't eaten in three days. When cats go that long without eating, they will develop a fatty liver that is fatal without treatment. I agree he could have a respiratory infection, but based on the fact that he's not eating, he has to see a vet now. Please take him into one immediately.

It's actually quite serious that Tigger isn't eating. When cats go for 72 hours without eating, they develop a fatty liver. A fatty liver is fatal without treatment. While it could be he is stressed from the move to his new home, it could be a medical illness causing him to not eat. He should see a vet immediately for a health check to prevent him from developing a fatty liver. Best of luck.

This is a medical emergency - he is also very pale which indicates he is not getting sufficient oxygen around his system. This can be due to anemia, heart/lung disease or severe infection and shock. Please have him fully assessed by a vet urgently as this is immediately life threatening